add and update docs

Signed-off-by: Nester.zhou <ester.zhou@huawei.com>

en/application-dev/reference/apis/js-apis-inputdevice.md

@@ -20,90 +20,187 @@ import inputDevice from '@ohos.multimodalInput.inputDevice';
 
 getDeviceIds(callback: AsyncCallback<Array<number>>): void
 
-Obtains the IDs of all input devices. This method uses an asynchronous callback to return the result.
+Obtains the IDs of all input devices. This API uses an asynchronous callback to return the result.
 
 **System capability**: SystemCapability.MultimodalInput.Input.InputDevice
 
-  **Parameters**
-  | Name | Type | Mandatory | Description | 
-| -------- | -------- | -------- | -------- |
-| callback | AsyncCallback<Array<number>> | Yes | Callback used to return the result. | 
+**Parameters**
 
-  **Example**
+| Name      | Type                                      | Mandatory  | Description   |
+| -------- | ---------------------------------------- | ---- | ----- |
+| callback | AsyncCallback<Array<number>> | Yes   | Callback used to return the result.|
+
+
+**Example**
 
 ```
-data: {
+export default {
+    data: {
         deviceIds: Array,
-},
-callback: function(ids) {
+    },
+    callback: function(ids) {
         this.deviceIds = ids;
-},
-testGetDeviceIds: function () {
+    },
+    testGetDeviceIds: function () {
         console.info("InputDeviceJsTest---start---testGetDeviceIds");
         inputDevice.getDeviceIds(this.callback);
         console.info("InputDeviceJsTest---end---testGetDeviceIds");
+    }
 }
 ```
 
+## inputDevice.getDeviceIds
+
+function getDeviceIds(): Promise<Array<number>>
+
+Obtains the IDs of all input devices. This API uses a promise to return the result.
+
+**System capability**: SystemCapability.MultimodalInput.Input.InputDevice
+
+**Return value**
+
+| Name                    | Description                |
+| ---------------------- | ------------------ |
+| Promise<Array<number>> | Promise used to return the result.|
+
+**Example**
+
+```
+export default {
+    testGetDeviceIds: function () {
+        console.info("InputDeviceJsTest---start---testGetDeviceIds");
+        let promise = inputDevice.getDeviceIds();
+        promise.then((data)=> {
+            console.info('GetDeviceIds successed, Data: ' + JSON.stringify(data))
+        }).catch((err)=>{
+            console.error('Failed GetDeviceIds. Cause: ' + JSON.stringify(err));
+        });
+    }
+}
+```
+
+
+
+
 
 ## inputDevice.getDevice
 
 getDevice(deviceId: number, callback: AsyncCallback&lt;InputDeviceData&gt;): void
 
-Obtains the information about an input device. This method uses an asynchronous callback to return the result.
+Obtains the information about an input device. This API uses an asynchronous callback to return the result.
 
 **System capability**: SystemCapability.MultimodalInput.Input.InputDevice
 
-  **Parameters**
-  | Name | Type | Mandatory | Description | 
-| -------- | -------- | -------- | -------- |
+**Parameters**
+
+| Name      | Type                                      | Mandatory  | Description                         |
+| -------- | ---------------------------------------- | ---- | --------------------------- |
 | deviceId | number                                   | Yes   | ID of the input device whose information is to be obtained.               |
-| callback | AsyncCallback&lt;[InputDeviceData](#inputdevicedata)&gt; | Yes | Callback used to return the **InputDeviceData** object. | 
+| callback | AsyncCallback&lt;[InputDeviceData](#inputdevicedata)&gt; | Yes   | Callback used to return the **InputDeviceData** object.|
 
-  **Example**
+**Example**
 
 ```
-InputDeviceData {
+export default {
+    InputDeviceData: {
         deviceId : 0,
         name : "NA",
         sources : Array,
         axisRanges : Array,
-},
-callback: function(deviceData) {
+    },
+    callback: function(deviceData) {
         this.InputDeviceData = deviceData;
-},
-testGetDevice: function () {
+    },
+    testGetDevice: function () {
         // The example is used to obtain the information about the device whose ID is 1.
         console.info("InputDeviceJsTest---start---testGetDevice");
         inputDevice.getDevice(1, this.callback);
         console.info("InputDeviceJsTest---end---testGetDevice");
+    }
+}
+```
+
+## inputDevice.getDevice
+
+function getDevice(deviceId: number): Promise<InputDeviceData>
+
+Obtains the information about an input device. This API uses a promise to return the result.
+
+**System capability**: SystemCapability.MultimodalInput.Input.InputDevice
+
+**Return value**
+
+| Name                      | Description                |
+| ------------------------ | ------------------ |
+| Promise<InputDeviceData> | Promise used to return the result.|
+
+**Example**
+
+```
+export default {
+    InputDeviceData: {
+        deviceId : 0,
+        name : "NA",
+        sources : Array,
+        axisRanges : Array,
+    },
+    testGetDevice: function () {
+        // The example is used to obtain the information about the device whose ID is 1.
+        console.info("InputDeviceJsTest---start---testGetDevice");
+        let promise = inputDevice.getDevice(1);
+        promise.then((data)=> {
+            console.info('GetDeviceId successed, Data: ' + JSON.stringify(data))
+        }).catch((err)=>{
+            console.error('Failed GetDeviceId. Cause: ' + JSON.stringify(err));
+        });
+    }
 }
 ```
 
 
+
 ## InputDeviceData
 
 Defines the information about an input device.
 
-  **System capability**: SystemCapability.MultimodalInput.Input.InputDevice
-  | Name | Type | Description | 
-| -------- | -------- | -------- |
+**System capability**: SystemCapability.MultimodalInput.Input.InputDevice
+
+| Name     | Type                                  | Description                                      |
+| ------- | -------------------------------------- | ---------------------------------------- |
 | id      | number                                 | Unique identifier of an input device. If the same physical device is repeatedly inserted and removed, its ID changes.       |
 | name    | string                                 | Name of the input device.                                |
-| sources | Array&lt;[SourceType](#sourcetype)&gt; | Source types of the input device. For example, if a keyboard is attached with a touchpad, the device has two input sources: keyboard and touchpad. |
+| sources | Array&lt;[SourceType](#sourcetype)&gt; | Source types of the input device. For example, if a keyboard is attached with a touchpad, the device has two input sources: keyboard and touchpad.|
+
+## AxisType
+
+Axis type. This API is defined but not implemented in OpenHarmony 3.1 Release. It will be available for use in OpenHarmony 3.1 MR.
+
+## AxisRange
+
+Defines the axis information of an input device.
+
+**System capability**: SystemCapability.MultimodalInput.Input.InputDevice
+
+| Name    | Type                     | Description      |
+| ------ | ------------------------- | -------- |
+| source | [SourceType](#sourcetype) | Input source type of the axis.|
+| axis   | [AxisType](axistype)      | Axis type.    |
+| max    | number                    | Maximum value reported by the axis. |
+| min    | number                    | Minimum value reported by the axis. |
+
 
 
 ## SourceType
 
-Enumerates the input source types.
+Enumerates the input source types. For example, if a mouse reports an x-axis event, the source of the x-axis is the mouse.
 
 **System capability**: SystemCapability.MultimodalInput.Input.InputDevice
 
-  | Name | Type | Description | 
-| -------- | -------- | -------- |
+| Name         | Type  | Description         |
+| ----------- | ------ | ----------- |
 | keyboard    | string | The input device is a keyboard. |
-| touchscreen | string | The input device is a touchscreen. | 
+| touchscreen | string | The input device is a touchscreen.|
 | mouse       | string | The input device is a mouse. |
-| trackball | string | The input device is a trackball. |
-| touchpad | string | The input device is a touchpad. |
-| joystick | string | The input device is a joystick. |
+| trackball   | string | The input device is a trackball.|
+| touchpad    | string | The input device is a touchpad.|
+| joystick    | string | The input device is a joystick.|

en/application-dev/reference/apis/js-apis-inputeventclient.md

+# Input Event Client
+
+
+> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
+>
+> - The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
+>
+> - The APIs of this module are system APIs and cannot be called by third-party applications.
+
+
+## Modules to Import
+
+
+```
+import inputEventClient from '@ohos.multimodalInput.inputEventClient';
+```
+
+
+## inputEventClient.injectEvent
+
+injectEvent({KeyEvent: KeyEvent}): void
+
+Injects a key.
+
+**System capability**: SystemCapability.MultimodalInput.Input.InputSimulator
+
+**Parameters**
+
+| Name| Type| Mandatory| Description|
+| -------- | -------- | -------- | -------- |
+| KeyEvent | [KeyEvent](#keyevent) | Yes| Information about the key to inject.|
+
+**Example**
+
+```
+let keyEvent = {
+    isPressed: true,
+    keyCode: 2,
+    keyDownDuration: 0,
+    isIntercepted: false
+}
+res = inputEventClient.injectEvent({KeyEvent: keyEvent});
+```
+
+
+## KeyEvent
+
+Defines the information about the key to inject.
+
+**System capability**: SystemCapability.MultimodalInput.Input.InputSimulator
+
+| Name| Type| Mandatory| Description|
+| -------- | -------- | -------- | -------- |
+| isPressed | boolean | Yes| Whether the key is pressed.|
+| keyCode | Number | Yes| Key code.|
+| keyDownDuration | boolean | Yes| Duration for which the key is pressed.|
+| isIntercepted | Number | Yes| Whether the key can be intercepted.|